{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002714},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004518","490:4900004099","490:4900004514","490:4900002860","490:4900003274","490:4900003018","490:4900004377","490:4900004522","490:4900002557","490:4900003009","490:4900002721","490:4900003540","490:4900004517","490:4900002558","490:4900004242","490:4900004235","490:4900003820","490:4900004516","490:4900004380","490:4900003276","490:4900002861","490:4900001957","490:4900003822","490:4900002421","490:4900004239"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.44848438237921723,0.27957032104688173,0.26387447655918006,0.2546926039612071,0.2335687860038446,0.21501568791184417,0.20957916736449791,0.19661359333322764,0.19055777336362079,0.1653261542879239,0.15414373087287275,0.1425100546362244,0.13441685052958194,0.12100051608259012,0.1164461795554978,0.11199025009264829,0.1035656241463915,0.1017965196291645,0.10096138793373374,0.0968980181875904,0.09637722507050324,0.09559537771149754,0.09203104000032464,0.08819506094922867,0.08723916809032418],"twin_dists":[0.16447273690176756,0.20735237120906902,0.21200049962353762,0.21479983314402457,0.22149435353885924,0.22770996388226467,0.22959912020538817,0.23424367404322663,0.23648570458271861,0.24640822375322835,0.2511565605703695,0.2563725486658638,0.26019078790097844,0.2669203811672484,0.26933389155307214,0.2717664200358763,0.27657776483338076,0.2776265381654933,0.2781265789158612,0.28060681921383773,0.2809305761330599,0.28141921304247886,0.28368758496125424,0.2862077946761731,0.28684931284772475],"n_dims_used":45,"mean_confidence":0.9180670844184028},"coverage":{"mean_confidence":0.9180670844184028,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}